Lonely Hearts (2006)

Synopsis: Det. Elmer Robinson (John Travolta), still grieving the loss of his suicidal wife, pursues two notorious murderers in 1940s New York. Martha Beck (Salma Hayek) and Ray Fernandez (Jared Leto), known as the Lonely Hearts Killers, prey on spinsters and war widows, leaving a trail of corpses in their wake.